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Operating Leases - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Lessee, Lease, Description [Line Items] |  |  |
Weighted average remaining lease term | 4 years 1 month 6 days | 4 years | 3 years 10 months 24 days
Weighted average discount rate (as a percent) | 6.20% | 7.00% | 7.80%
Foreign Currency Transaction Loss, before Tax | $ (0.6) | $ (1.2) |
Foreign Currency Transaction Gain, before Tax |  |  | $ 0.9
Minimum |  |  |
Lessee, Lease, Description [Line Items] |  |  |
General term of leased facilities | 3 years |  |
Maximum |  |  |
Lessee, Lease, Description [Line Items] |  |  |
General term of leased facilities | 5 years |  |

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- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918673-209980 + Details
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